Class Int

            object --+        
                     |        
utils.graph.DetailNode --+    
                         |    
       xml.basic.BasicBase --+
                             |
            object --+       |
                     |       |
 editable.EditableBase --+   |
                         |   |
  editable.EditableSpinBox --+
                             |
                            Int

Known Subclasses:

Basic implementation of a 32-bit signed integer type. Also serves as a base class for all other integer types. Follows specified byte order.

>>> from tempfile import TemporaryFile
>>> tmp = TemporaryFile()
>>> from pyffi.object_models import FileFormat
>>> data = FileFormat.Data()
>>> i = Int()
>>> i.set_value(-1)
>>> i.get_value()
-1
>>> i.set_value(0x11223344)
>>> i.write(tmp, data)
>>> j = Int()
>>> if tmp.seek(0): pass # ignore result for py3k
>>> j.read(tmp, data)
>>> hex(j.get_value())
'0x11223344'
>>> i.set_value(2**40) # doctest: +ELLIPSIS
Traceback (most recent call last):
    ...
ValueError: ...
>>> i.set_value('hello world')
Traceback (most recent call last):
    ...
ValueError: cannot convert value 'hello world' to integer
>>> if tmp.seek(0): pass # ignore result for py3k
>>> if tmp.write('"3D'.encode("ascii")): pass # b'"3D'
>>> if tmp.seek(0): pass # ignore result for py3k
>>> i.read(tmp, data)
>>> hex(i.get_value())
'0x44332211'

Instance Methods

[hide private]

__init__(self, **kwargs)
Initialize the integer.

source code

get_value(self)
Return stored value.

source code

set_value(self, value)
Set value to C{value}.

source code

read(self, stream, data)
Read value from stream.

source code

write(self, stream, data)
Write value to stream.

source code

__str__(self)
Return string representation.

source code

get_hash(self, data=None)
Return a hash value for this value.

source code

get_editor_minimum(self)
Minimum possible value.

source code

get_editor_maximum(self)
Maximum possible value.

source code

Inherited from xml.basic.BasicBase: fix_links, get_detail_display, get_editor_value, get_links, get_refs, get_strings, replace_global_node, set_editor_value

Inherited from utils.graph.DetailNode: get_detail_child_edge_types, get_detail_child_names, get_detail_child_nodes, get_detail_iterator

Inherited from object: __delattr__, __format__, __getattribute__, __hash__, __new__, __reduce__, __reduce_ex__, __repr__, __setattr__, __sizeof__, __subclasshook__

Class Methods

[hide private]

get_size(cls, data=None)
Return number of bytes this type occupies in a file.

source code

Class Variables

[hide private]

_min = -2147483648
Minimum value.

_max = 2147483647
Maximum value.

_struct = 'i'
Character used to represent type in struct.

_size = 4
Number of bytes.

Inherited from xml.basic.BasicBase: arg

Inherited from xml.basic.BasicBase (private): _has_links, _has_refs, _has_strings, _is_template

Properties

[hide private]

Inherited from object: __class__

Method Details

[hide private]

init(self, **kwargs)
(Constructor)

source code

Initialize the integer.

Parameters:

template - type used as template
argument - argument used to initialize the instance (see the Struct class).
parent - The parent of this instance, that is, the instance this instance is an attribute of.

Overrides: object.__init__